Cannot sample enough valid points. (more)

\[{10}^{\left(-6\right)} \le \left|pR\right| \le 100\]
\[\cos \left(p0 + pR \cdot t\right) - \cos p0\]
\cos \left(p0 + pR \cdot t\right) - \cos p0
double f(double p0, double pR, double t) {
        double r2224250 = p0;
        double r2224251 = pR;
        double r2224252 = t;
        double r2224253 = r2224251 * r2224252;
        double r2224254 = r2224250 + r2224253;
        double r2224255 = cos(r2224254);
        double r2224256 = cos(r2224250);
        double r2224257 = r2224255 - r2224256;
        return r2224257;
}